Add 1/12 and 84/15
1st number: 1/12, 2nd number: 5 9/15
1/12 + 84/15 is 341/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
1/12 = 1 × 5/12 × 5 = 5/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
84/15 = 84 × 4/15 × 4 = 336/60 - Add the two like fractions:
5/60 + 336/60 = 5 + 336/60 = 341/60 - So, 1/12 + 84/15 = 341/60
In mixed form: 541/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/12+84/15 1/24+84/15 1/12+84/30 3/12+84/15 1/36+84/15 1/12+84/45 5/12+84/15 1/60+84/15 1/12+84/75 7/12+84/15 1/84+84/15